102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
/**
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* @file llrecentpeople.h
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* @brief List of people with which the user has recently interacted.
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*
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* $LicenseInfo:firstyear=2009&license=viewergpl$
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*
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* Copyright (c) 2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LL_LLRECENTPEOPLE_H
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#define LL_LLRECENTPEOPLE_H
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#include "llevent.h"
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#include "llsingleton.h"
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#include "lluuid.h"
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#include <vector>
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#include <set>
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#include <boost/signals2.hpp>
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/**
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* List of people the agent recently interacted with.
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*
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* Includes: anyone with whom the user IM'd or called
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* (1:1 and ad-hoc but not SL Group chat),
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* anyone with whom the user has had a transaction
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* (inventory offer, friend request, etc),
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* and anyone that has chatted within chat range of the user in-world.
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*
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*TODO: purge least recently added items?
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*/
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class LLRecentPeople: public LLSingleton<LLRecentPeople>, public LLOldEvents::LLSimpleListener
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{
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LOG_CLASS(LLRecentPeople);
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public:
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typedef boost::signals2::signal<void ()> signal_t;
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/**
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* Add specified avatar to the list if it's not there already.
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*
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* @param id avatar to add.
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* @return false if the avatar is in the list already, true otherwisr
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*/
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bool add(const LLUUID& id);
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/**
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* @param id avatar to search.
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* @return true if the avatar is in the list, false otherwise.
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*/
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bool contains(const LLUUID& id) const;
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/**
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* Get the whole list.
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*
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* @param result where to put the result.
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*/
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void get(std::vector<LLUUID>& result) const;
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/**
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* Set callback to be called when the list changed.
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*
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* Multiple callbacks can be set.
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*
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* @return no connection; use boost::bind + boost::signals2::trackable to disconnect slots.
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*/
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void setChangedCallback(const signal_t::slot_type& cb) { mChangedSignal.connect(cb); }
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/**
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* LLSimpleListener interface.
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*/
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/*virtual*/ bool handleEvent(LLPointer<LLOldEvents::LLEvent> event, const LLSD& userdata);
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private:
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std::set<LLUUID> mList;
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signal_t mChangedSignal;
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};
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#endif // LL_LLRECENTPEOPLE_H
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